(19)
(11) EP 3 728 913 A1

(12)

(43) Date of publication:
28.10.2020 Bulletin 2020/44

(21) Application number: 18892904.6

(22) Date of filing: 29.11.2018
(51) International Patent Classification (IPC): 
F16K 17/04(2006.01)
 F16K 37/00(2006.01)
(86) International application number:
PCT/IB2018/001510
(87) International publication number:
WO 2019/123002 (27.06.2019 Gazette 2019/26)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 20.12.2017 CN 201711385610
20.12.2017 CN 201721798499 U
19.04.2018 US 201815957545

(71) Applicant: Fisher Jeon Gas Equipment (Chengdu) Co. Ltd.
Sichuan 610045 (CN)

(72) Inventors:
  • ZHANG, Jing
    Chengdu Sichuan (CN)
  • FAN, Guolei
    Chengdu 610091 (CN)
  • LIU, Nianchun
    Sichuan (CN)

(74) Representative: Herrero & Asociados, S.L. 
Cedaceros, 1
28014 Madrid
28014 Madrid (ES)

   


(54) SLAM-SHUT SAFETY DEVICE WITH OPERATIONAL FEEDBACK SYSTEM